NL180489C - Absorberend wegwerpprodukt omvattende een absorberend lichaam en een voor vloeistof ondoordringbaar, luchtdoorlaatbaar ondervel. - Google Patents

Absorberend wegwerpprodukt omvattende een absorberend lichaam en een voor vloeistof ondoordringbaar, luchtdoorlaatbaar ondervel.

Info

Publication number
NL180489C
NL180489C NL7411075A NL7411075A NL180489C NL 180489 C NL180489 C NL 180489C NL 7411075 A NL7411075 A NL 7411075A NL 7411075 A NL7411075 A NL 7411075A NL 180489 C NL180489 C NL 180489C
Authority
NL
Netherlands
Prior art keywords
absorbent
resistant
liquid
air
products including
Prior art date
Application number
NL7411075A
Other languages
English (en)
Dutch (nl)
Other versions
NL7411075A (nl
Original Assignee
Procter & Gamble
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Procter & Gamble filed Critical Procter & Gamble
Publication of NL7411075A publication Critical patent/NL7411075A/xx
Application granted granted Critical
Publication of NL180489C publication Critical patent/NL180489C/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51456—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties
    • A61F13/51458—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable
    • A61F13/5146—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its properties being air-pervious or breathable having apertures of perforations
    • A—HUMAN NECESSITIES
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    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • A61F13/51474—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure
    • A61F13/51478—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by its structure being a laminate, e.g. multi-layered or with several layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/08—Deep drawing or matched-mould forming, i.e. using mechanical means only
    • B29C51/082—Deep drawing or matched-mould forming, i.e. using mechanical means only by shaping between complementary mould parts
    • B29C51/085—Deep drawing or matched-mould forming, i.e. using mechanical means only by shaping between complementary mould parts with at least one of the shaping surfaces being made of resilien material, e.g. rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/18—Thermoforming apparatus
    • B29C51/20—Thermoforming apparatus having movable moulds or mould parts
    • B29C51/22—Thermoforming apparatus having movable moulds or mould parts rotatable about an axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/266—Auxiliary operations after the thermoforming operation
    • B29C51/268—Cutting, rearranging and joining the cut parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0032—Ancillary operations in connection with laminating processes increasing porosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
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    • A61F13/00—Bandages or dressings; Absorbent pads
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    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
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    • A61F13/539—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium characterised by the connection of the absorbent layers with each other or with the outer layers
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    • A61F2013/15821—Apparatus or processes for manufacturing characterized by the apparatus for manufacturing
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    • Y10T428/24322—Composite web or sheet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249981—Plural void-containing components

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Biomedical Technology (AREA)
  • Epidemiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dermatology (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
NL7411075A 1973-08-20 1974-08-19 Absorberend wegwerpprodukt omvattende een absorberend lichaam en een voor vloeistof ondoordringbaar, luchtdoorlaatbaar ondervel. NL180489C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38984173 US3881489A (en) 1973-08-20 1973-08-20 Breathable, liquid inpervious backsheet for absorptive devices

Publications (2)

Publication Number Publication Date
NL7411075A NL7411075A (nl) 1975-02-24
NL180489C true NL180489C (nl) 1987-03-02

Family

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NL7411075A NL180489C (nl) 1973-08-20 1974-08-19 Absorberend wegwerpprodukt omvattende een absorberend lichaam en een voor vloeistof ondoordringbaar, luchtdoorlaatbaar ondervel.

Country Status (15)

Country Link
US (1) US3881489A (ja)
JP (2) JPS5049041A (ja)
AT (1) AT350015B (ja)
BE (1) BE819013A (ja)
CA (1) CA1008655A (ja)
CH (1) CH577280A5 (ja)
DE (1) DE2439367C2 (ja)
DK (1) DK135923B (ja)
FR (1) FR2241265B1 (ja)
GB (1) GB1471721A (ja)
IE (1) IE40440B1 (ja)
IT (1) IT1020028B (ja)
LU (1) LU70770A1 (ja)
NL (1) NL180489C (ja)
SE (1) SE388342B (ja)

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AU7234674A (en) 1976-02-19
DE2439367A1 (de) 1975-02-27
SE388342B (sv) 1976-10-04
CA1008655A (en) 1977-04-19
IE40440L (en) 1975-02-20
JPS5892311U (ja) 1983-06-22
BE819013A (fr) 1975-02-20
NL7411075A (nl) 1975-02-24
FR2241265B1 (ja) 1978-11-24
SE7410532L (ja) 1975-02-21
GB1471721A (en) 1977-04-27
JPS5049041A (ja) 1975-05-01
IE40440B1 (en) 1979-06-06
IT1020028B (it) 1977-12-20
DE2439367C2 (de) 1986-04-30
DK443874A (ja) 1975-04-14
FR2241265A1 (ja) 1975-03-21
DK135923B (da) 1977-07-18
JPS5922084Y2 (ja) 1984-07-02
CH577280A5 (ja) 1976-07-15
ATA673774A (de) 1978-10-15
LU70770A1 (ja) 1975-06-11
DK135923C (ja) 1977-12-12
US3881489A (en) 1975-05-06
AT350015B (de) 1979-05-10

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